Overview and Specifications: Product Features: 1.4-in-1. This Multiport Adapter convert your USB 3.0 port to 1x HDMI output, 1x VGA output, 1x DVI output and 1x RJ45 Ethnernet. Replaces need for multiple adapters. 2.Convert laptop signal via USB 3.0 port to HDMI, VGA or DVI port of projector, monitor, TV, and other display equipment. The HDMI/VGA/DVI ports cannot be used simultaneously. 3.High Resolution Supported: HDMI support 1080P, down compatible 1080P, 720P. 4.Aluminum Housing: Sleek design and resisting corrosion, the aluminum shell ensures better heat dissipation, provide rigidity and offers you better signal performance. Specifications: Connector A: USB 3.0 Male, Connector B: HDMI female + VGA female + DVI female + RJ45 female, Support a desktop or laptop computer USB3.0 input. Support video output: HDMI / VGA / DVI, Support USB3.0 backward USB2.0 compatibility, Supported display functions: display, extend display, mirror display. Output resolution: support 480P / 576P / 720P / 1080P, RJ45 Ethernet outport 100Mbps RJ45, Support transmission rate with 10/100, Support Built-in Driver, no Driver needed.